1 //
2 // Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021
3 //
4 // Distributed under the Boost Software License, Version 1.0. (See accompanying
5 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 //
7 #pragma once
8 
9 #include "td/tl/tl_writer.h"
10 
11 #include <cstdint>
12 #include <string>
13 #include <vector>
14 
15 namespace td {
16 
17 class TD_TL_writer_java final : public tl::TL_writer {
18   static const int MAX_ARITY = 0;
19 
20   static const std::string base_type_class_names[MAX_ARITY + 1];
21   static const std::string base_tl_class_name;
22   static const std::string base_function_class_name;
23 
24   const std::string package_name;
25 
26  public:
TD_TL_writer_java(const std::string & tl_name,const std::string & package_name)27   TD_TL_writer_java(const std::string &tl_name, const std::string &package_name)
28       : TL_writer(tl_name), package_name(package_name) {
29   }
30 
31   int get_max_arity() const final;
32 
33   bool is_built_in_simple_type(const std::string &name) const final;
34   bool is_built_in_complex_type(const std::string &name) const final;
35   bool is_type_bare(const tl::tl_type *t) const final;
36   bool is_combinator_supported(const tl::tl_combinator *constructor) const final;
37 
38   int get_parser_type(const tl::tl_combinator *t, const std::string &parser_name) const final;
39   int get_storer_type(const tl::tl_combinator *t, const std::string &storer_name) const final;
40   std::vector<std::string> get_parsers() const final;
41   std::vector<std::string> get_storers() const final;
42 
43   std::string gen_base_tl_class_name() const final;
44   std::string gen_base_type_class_name(int arity) const final;
45   std::string gen_base_function_class_name() const final;
46   std::string gen_class_name(std::string name) const final;
47   std::string gen_field_name(std::string name) const final;
48   std::string gen_var_name(const tl::var_description &desc) const final;
49   std::string gen_parameter_name(int index) const final;
50   std::string gen_type_name(const tl::tl_tree_type *tree_type) const final;
51   std::string gen_array_type_name(const tl::tl_tree_array *arr, const std::string &field_name) const final;
52   std::string gen_var_type_name() const final;
53 
54   std::string gen_int_const(const tl::tl_tree *tree_c, const std::vector<tl::var_description> &vars) const final;
55 
56   std::string gen_output_begin() const final;
57   std::string gen_output_end() const final;
58 
59   std::string gen_forward_class_declaration(const std::string &class_name, bool is_proxy) const final;
60 
61   std::string gen_class_begin(const std::string &class_name, const std::string &base_class_name,
62                               bool is_proxy) const final;
63   std::string gen_class_end() const final;
64 
65   std::string gen_class_alias(const std::string &class_name, const std::string &alias_name) const final;
66 
67   std::string gen_field_definition(const std::string &class_name, const std::string &type_name,
68                                    const std::string &field_name) const final;
69 
70   std::string gen_vars(const tl::tl_combinator *t, const tl::tl_tree_type *result_type,
71                        std::vector<tl::var_description> &vars) const final;
72   std::string gen_function_vars(const tl::tl_combinator *t, std::vector<tl::var_description> &vars) const final;
73   std::string gen_uni(const tl::tl_tree_type *result_type, std::vector<tl::var_description> &vars,
74                       bool check_negative) const final;
75   std::string gen_constructor_id_store(std::int32_t id, int storer_type) const final;
76   std::string gen_field_fetch(int field_num, const tl::arg &a, std::vector<tl::var_description> &vars, bool flat,
77                               int parser_type) const final;
78   std::string gen_field_store(const tl::arg &a, std::vector<tl::var_description> &vars, bool flat,
79                               int storer_type) const final;
80   std::string gen_type_fetch(const std::string &field_name, const tl::tl_tree_type *tree_type,
81                              const std::vector<tl::var_description> &vars, int parser_type) const final;
82   std::string gen_type_store(const std::string &field_name, const tl::tl_tree_type *tree_type,
83                              const std::vector<tl::var_description> &vars, int storer_type) const final;
84   std::string gen_var_type_fetch(const tl::arg &a) const final;
85 
86   std::string gen_get_id(const std::string &class_name, std::int32_t id, bool is_proxy) const final;
87 
88   std::string gen_function_result_type(const tl::tl_tree *result) const final;
89 
90   std::string gen_fetch_function_begin(const std::string &parser_name, const std::string &class_name,
91                                        const std::string &parent_class_name, int arity, int field_count,
92                                        std::vector<tl::var_description> &vars, int parser_type) const final;
93   std::string gen_fetch_function_end(bool has_parent, int field_count, const std::vector<tl::var_description> &vars,
94                                      int parser_type) const final;
95 
96   std::string gen_fetch_function_result_begin(const std::string &parser_name, const std::string &class_name,
97                                               const tl::tl_tree *result) const final;
98   std::string gen_fetch_function_result_end() const final;
99   std::string gen_fetch_function_result_any_begin(const std::string &parser_name, const std::string &class_name,
100                                                   bool is_proxy) const final;
101   std::string gen_fetch_function_result_any_end(bool is_proxy) const final;
102 
103   std::string gen_store_function_begin(const std::string &storer_name, const std::string &class_name, int arity,
104                                        std::vector<tl::var_description> &vars, int storer_type) const final;
105   std::string gen_store_function_end(const std::vector<tl::var_description> &vars, int storer_type) const final;
106 
107   std::string gen_fetch_switch_begin() const final;
108   std::string gen_fetch_switch_case(const tl::tl_combinator *t, int arity) const final;
109   std::string gen_fetch_switch_end() const final;
110 
111   std::string gen_constructor_begin(int field_count, const std::string &class_name, bool is_default) const final;
112   std::string gen_constructor_parameter(int field_num, const std::string &class_name, const tl::arg &a,
113                                         bool is_default) const final;
114   std::string gen_constructor_field_init(int field_num, const std::string &class_name, const tl::arg &a,
115                                          bool is_default) const final;
116   std::string gen_constructor_end(const tl::tl_combinator *t, int field_count, bool is_default) const final;
117 };
118 
119 }  // namespace td
120